气液相平衡时的温度特点？

One day Jack met his good friend Sue in the park.A dog was looking up at the woman beside her.

　  Jack walked up to Sue and said, “Hello, how are you? May I sit and talk with you for a moment?” “Of course, please sit down,” Sue said.Jack sat down next to Sue on the bench, and they talked quietly together.The dog continued to look up at Sue, as if( 似乎) waiting to be given some food.

　 “That's a nice dog, isn't he?” Jack said, pointing at the animal.

　 “Yes, he is.He's handsome.He's strong and healthy.”

“And hungry,” Jack said.“He hasn't taken his eyes off you.He thinks you've got some food for him.”

　 “That's true,” Sue said.“But I haven't.”

　　They both laughed and then Jack said, “Does your dog bite（咬）?”

　　“No, ”Sue said, “ He's never bitten anyone.He's always gentle and friendly.”

　　Hearing this, Jack decided to hold out his hand and touched the animal's head.Suddenly it jumped up and bit him.

　　“Hey!” Jack shouted.“You said your dog didn't bite.”

　　Sue answered in surprise, “Yeah, I did.But this is not my dog.My dog is at home.”

小题1:Jack and Sue were ________.

A．friends

B．neighbours

C．classmates

D．brother and sister小题2:The dog looked at the woman because _______.

A．the woman wanted to feed him

B．the woman was friendly

C．he was strong and healthy

D．he was hungry小题3:Jack touched the dog because he believed _______.

A．the dog was handsome

B．Sue's dog was unfriendly

C．the dog belonged to Sue

D．Sue's dog was at home小题4:We can guess from the story that _______.

A．Sue gave a wrong answer

B．Jack made a mistake（错误）

C．the dog wasn’t dangerous

D．both Jack and Sue liked the dog小题5:Which of the Following can be the best title of the passage?

A．A Wrong Question

B．Sue's Dog

C．A pleasant talk

D．Sue's Friend

力在坐标轴上投影等于零有两种情况：（）和（）。

许多教师认为，（）是热爱学生的较高层次的标准。

A.了解学生

B.尊重学生

C.喜欢学生

D.惩罚学生

选定某个图标后，按（）键可以将其删除

A.Ctrl

B.Delete

C.Shift

D.Tab

肛门直肠疾病中重要的检查方法是（）

A.直肠指诊

B.球头探针检查

C.肛门镜检查

D.乙状结肠镜检查

E.X线检查